55102160

素因数分解:

$2^4\times 5^1\times {\mathrm{688777}}^1$

素因数の和:688790

約数の個数: 20

約数和(自身を含む): 128112708

約数和(自身を除く): 73010548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688777, 1377554, 2755108, 3443885, 5510216, 6887770, 11020432, 13775540, 27551080, 55102160]

約数ペア:

[(1, 55102160), (2, 27551080), (4, 13775540), (5, 11020432), (8, 6887770), (10, 5510216), (16, 3443885), (20, 2755108), (40, 1377554), (80, 688777)]